440 AMPHISB^N1D.E. 



4. AmphisTjaBiia su"bocularis. 



Amphisbfena pretrei {non D. ^ B.), Gnichen. in Casteln. A7nSr. M4r. 



Hept. pi. Tiii. ; Strauch, Mel. Biol. Ac. St. Tetersh. xi. p. 381. 

 Amphisbaena subocularis, Peters, Mon. Berl. Ac. 1878, p. 779, pi. — . 



fig. 2 ; Strauch, I. c. p. 380. 



Prsemaxillary teeth 7 ; masillaries 4 — 4 ; mandibulars 6 — 6. 

 Snout rounded, prominent. Tail cylindrical, as thick as the body. 

 Eostral moderate, tiiangi;lar ; nasals forming a short suture : a 

 pair of large pra^frontals followed by a pair of smaller front als, the 

 suture between the former being scarcely longer than that between 

 the latter ; occipitals small ; eye visible through the ocular ; a post- 

 ccular, one or two infraoculars, a prseocular ; four upper labials, 

 fourth smallest, first either in contact with the praefrontal, or sepa- 

 rated by a small shield ; mental trapezoid, followed by a seven- 

 sided chin-shield ; three lower labials, second largest. Two hundred 

 and forty to two hundred and fiftj--three annuli on the body, and 

 twenty-six to twenty-nine on the tail ; the segments of the annuli 

 longer than broad on the back and sides, a little broader than long 

 on the two median ventral rows ; on the middle of the body, an 

 annulus contains forty-six or forty-eight segments, twenty-two or 

 twent^'-four on the dorsal, and twenty-four on the ventral side. 

 Lateral line distinct. Ten anal shields. Six to eight pra;anal pores. 

 Brownish above, whitish interiorly. 



millim. 



Length to vent 315 



Tail 37 



Diameter of body 13 



Brazil (Pernambuco and Bahia). 



a. Ad. (A. 240-f 20, p. 7). Bahia. St. Petersburg Mus. [E.]. 



b. Hgr. (A. 245+2(3, p. 8). Brazil. Prof. C. Machado [P.]. 



5. Amphisbaena pretrii. 



Amphisbaena petrei, Grai/, Cat. Tvrt. p. 70, 

 and Sli. JRept. ii. p. 3o. 

 Amphisbasna pretrei, Dum. 4" Bibr. v. p. 486. 



Prsemaxillary teeth 7 ; maxillaries 5 — 5 ; mandibulars 8—8. 

 Head subconical, a little depressed ; snout rounded. Eostral small, 

 triangular ; nasals forming a suture ; a pair of prefrontals and a 

 pair of frontals ; occipitals small ; eye hardly distinct ; no prse- or 

 intraocular ; three upper labials ; mental anvil-shaped, followed bj 

 a larger chin-shield, the posterior border of which forms an angle ; 

 three lower labials, posterior very small, second largest, forming a 

 suture with a chin-shield posteriorly. Two hundred and thirty-five 

 to two hundred and thirty-eight annuli on the body, and twenty-six 

 to twenty-eight on the tail ; on the back and sides the segments of 

 the annuli are square or hardly longer than broad, on the belly they 

 are distinctlv dilated. Lateral lino distinct. Ten or twelve anal 



